kjbrum

<?php
/**
 *  Check if an array is a multidimensional array.
 *
 *  @param   array   $arr  The array to check
 *  @return  boolean       Whether the the array is a multidimensional array or not
 */
function is_multi_array( $x ) {
    if( count( array_filter( $x,'is_array' ) ) > 0 ) return true;
    return false;

kjbrum

<?php
/**
 *  Remove specified keys from an array.
 *
 *  @param   array  &$array  The reference to the array to be modified
 *  @param   array  $keys    An array of keys to be removed
 *  @return  void
 */
function remove_array_keys( &$array, $keys ) {
    foreach( $array as $key => &$value ) {

kjbrum

/**
 *  Calculate the monthly payments for paying off a loan
 *  Source: http://www.1728.org/loanform.htm
 *
 *  @param   integer  apr         APR of the loan
 *  @param   integer  term        Length of repaying the loan in months
 *  @param   integer  loanAmount  Amount that is being borrowed
 *  @return  integer              The monthly payments amount
 */
function calculateMonthlyPayments(apr, term, loanAmount) {

kjbrum

<?php
/**
 *  Calculate the difference between two dates.
 *
 *  @param   string   $int       The interval to calculate (y = years, m = months, d = days, h = hours, i = minutes, s = seconds)
 *  @param   string   $d1        The first date (YYYYMMDD)
 *  @param   string   $d2        The second date (YYYYMMDD)
 *  @param   mixed    $round     Whether to return a decimal value, or round up or down
 *  @param   boolean  $absolute  Whether the value should always be positive
 *  @return  integer  $results   The calculated value

kjbrum

/**
 *  Sort an array by a key value
 *
 *  @param   array   array  The array that needs to be sorted
 *  @param   string  key    The value of the key to sort by
 *  @return  array          The sorted array
 */
function sortArrayByKey(array, key) {
    return array.sort(function(a, b) {
        var x = a[key];

kjbrum

/**
 * Convert an RGB color value to HSL
 *
 * @param   Number  r  The red color value (0-255)
 * @param   Number  g  The green color value (0-255)
 * @param   Number  b  The blue color value (0-255)
 * @return  Array      The HSL representation
 */
function rgbToHsl(r, g, b){
    r /= 255, g /= 255, b /= 255;

kjbrum

<?php
/**
 *  Create a custom length content string.
 *
 *  @param   integer  post  ID of the parent page
 *  @return  void
 */
function wp_password_protect_children( $post ){
	foreach( get_post_ancestors( $post ) as $parent ) {
		if( post_password_required( $parent ) ) {

kjbrum

<?php
/**
 *  Change a Gravity Forms submit input to a button.
 *
 *  @param   string  $button  The string of the submit input html
 *  @param   object  $form    A Gravity Form form object
 *  @return  string           Our modified submit button string
 */
function wp_gravity_forms_submit_button( $button, $form ) {
    return "<button class='btn' id='gform_submit_button_{$form["id"]}'>{$form['button']['text']}</button>";

kjbrum

/**
 *  Send an email using Mandrill's API
 *
 *  @return  {void}
 */
var sendMandrillEmail = function() {
    $.ajax({
        type: "POST",
        url: "https://mandrillapp.com/api/1.0/messages/send.json",
        data: {

kjbrum

<?php
/**
 *  Clean a string.
 *
 *  @param   string  $string  The string that needs to be cleaned
 *  @return  string           The string that has been cleaned
 */
function clean( $string, $divider='-', $camelcase=false ) {
    // Remove special characters
    $string = preg_replace('/[^\w]+/', ' ', $string);